a source of continuous wealth or profit
継続的な富または利益の源 (keizokuteki na tomi mata wa rieki no minamoto)
"Their subscription service has become a golden goose for the company."
"彼らのサブスクリプションサービスは会社にとってa golden gooseになった。" (karera no sabusukuripushon sābisu wa kaisha ni totte a golden goose ni natta)
to react too quickly or nervously to a problem
a carefully thought-out strategy
deeply shocked or disturbed
unfortunate or unlucky situation
to stay composed during difficult times
to start something that causes many unforeseen problems